@dhryOne week is waaaay too few.I'd go for at least two, better three.Or, bare bare minimum 10 days, Tokyo only.Try taking a look at this https://marcoxbresciani.codeberg.page/japan/viaggio-in-giappone.html it's a guide in Italian language I'm writing for friends, colleagues and acquaintances asking me sooo many times about Japan.Google translate should work fine.Any question, feel free to ask.